Revision control
++ // Copyright (C) 2022 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++ import QtQuick
++ import QtQuick3D
++ import QtQuick3D.Helpers
++ import QtQuick3D.Physics
++
++ Window {
++ width: 640
++ height: 480
++ visible: true
++ title: qsTr("Qt Quick 3D Physics - Mass")
++
++ //! [world]
++ PhysicsWorld {
++ running: true
++ gravity: Qt.vector3d(0, -9.81, 0)
++ typicalLength: 1
++ typicalSpeed: 10
++ scene: viewport.scene
++ }
++ //! [world]
++
++ //! [scene]
++ View3D {
++ id: viewport
++ anchors.fill: parent
++
++ //! [environment]
++ environment: SceneEnvironment {
++ clearColor: "lightblue"
++ backgroundMode: SceneEnvironment.Color
++ }
++
++ PerspectiveCamera {
++ id: camera
++ position: Qt.vector3d(0, 2, 5)
++ eulerRotation: Qt.vector3d(-10, 0, 0)
++ clipFar: 100
++ clipNear: 0.01
++ }
++
++ DirectionalLight {
++ eulerRotation.x: -45
++ eulerRotation.y: 45
++ castsShadow: true
++ brightness: 1
++ shadowFactor: 50
++ shadowBias: 0.1
++ pcfFactor: 0.01
++ }
++ //! [environment]
++
++ //! [plane]
++ StaticRigidBody {
++ position: Qt.vector3d(0, 0, 0)
++ eulerRotation: Qt.vector3d(-90, 0, 0)
++ collisionShapes: PlaneShape {}
++ Model {
++ source: "#Rectangle"
++ materials: PrincipledMaterial {
++ baseColor: "green"
++ }
++ castsShadows: false
++ receivesShadows: true
++ }
++ }
++ //! [plane]
++
++ //! [rolypolys]
++ RolyPoly {
++ position: Qt.vector3d(-2, 0.5, 0)
++ color: "blue"
++
++ mass: 0.9
++ centerOfMassPosition: Qt.vector3d(0, -0.5, 0)
++ inertiaTensor: Qt.vector3d(0.217011, 0.0735887, 0.217011)
++ massMode: DynamicRigidBody.MassAndInertiaTensor
++ }
++
++ RolyPoly {
++ position: Qt.vector3d(0, 0.5, 0)
++ color: "purple"
++
++ mass: 0.9
++ centerOfMassPosition: Qt.vector3d(0, -0.5, 0)
++ inertiaTensor: Qt.vector3d(0.05, 100, 100)
++ massMode: DynamicRigidBody.MassAndInertiaTensor
++ }
++
++ RolyPoly {
++ position: Qt.vector3d(2, 0.5, 0)
++ color: "red"
++
++ mass: 0.9
++ massMode: DynamicRigidBody.Mass
++ }
++ //! [rolypolys]
++
++ //! [spawner]
++ Node {
++ id: shapeSpawner
++ property var spheres: []
++ property var sphereComponent: Qt.createComponent("Sphere.qml")
++
++ function createBall(position, forward) {
++ let diameter = 0.2
++ let speed = 20
++ let sphere = sphereComponent.createObject(shapeSpawner, {
++ "position": position,
++ "sphereDiameter": diameter
++ })
++ sphere.setLinearVelocity(forward.times(speed))
++
++ var pair = {
++ "sphere": sphere,
++ "date": Date.now()
++ }
++
++ spheres.push(pair)
++
++ if (sphere === null) {
++ console.log("Error creating object")
++ }
++ }
++
++ function clean() {
++ spheres = spheres.filter(sphere => {
++ let diff = Date.now() - sphere['date'];
++ if (diff > 5000) {
++ sphere['sphere'].destroy();
++ return false;
++ }
++ return true;
++ });
++ }
++
++ Timer {
++ interval: 200
++ running: true
++ repeat: true
++ onTriggered: shapeSpawner.clean()
++ }
++ }
++ //! [spawner]
++
++ }
++ //! [scene]
++
++
++ //! [controller]
++ WasdController {
++ speed: 0.01
++ shiftSpeed: 0.1
++ controlledObject: camera
++ Keys.onPressed: (event) => {
++ handleKeyPress(event);
++ if (event.key === Qt.Key_Space) {
++ shapeSpawner.createBall(camera.position, camera.forward);
++ }
++ }
++ Keys.onReleased: (event) => { handleKeyRelease(event) }
++ }
++ //! [controller]
++ }